<template>
  <!--面包屑导航  -->
  <div>
    <el-breadcrumb>
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>
        <a href="/users">用户管理</a>
      </el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="10">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getSearch"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="dialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <!-- 用户列表区域 -->
      <el-table :data="userList" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态" prop="mg_state">
          <template v-slot="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"></el-switch>
          </template>
          <!-- 编辑用户信息按钮区域 -->
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template v-slot="scope">
            <el-tooltip content="修改信息" placement="top" :enterable="false">
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                circle
                @click="showEditDialog(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <el-tooltip content="分配角色" placement="top">
              <el-button
                type="waring"
                icon="el-icon-setting"
                size="mini"
                @click="setRoles(scope.row)"
              ></el-button>
            </el-tooltip>
            <el-tooltip content="删除" placement="top">
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="removeUserById(scope.row.id)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      ></el-pagination>
    </el-card>
    <!-- 添加用户页面区域 -->
    <el-dialog title="添加用户" :visible.sync="dialogVisible" width="50%">
      <!--添加页面主体区域  -->
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 修改用户信息区域 -->
    <el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%" @close="editDialogClosed">
      <!-- 修改用户信息主体区域 -->
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="100px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 分配角色对话框 -->
    <el-dialog title="分配角色" :visible.sync="setRoleDialogVisible" width="50%" @close="setRoleDialogClosed">
      <!-- <div>
        <p>当前的用户：{{userInfo.username}}</p>
        <p>当前的角色：{{userInfo.role_name}}</p>
        <p>
          请选择角色：
          <el-select v-model="selectRoleId" placeholder="请选择">
            <el-option
              v-for="item in rolesList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id"
            ></el-option>
          </el-select>
        </p>
      </div> -->
       <div>
        <p>当前用户：{{userInfo.username}}</p>
        <p>当前角色：{{userInfo.role_name}}</p>
        <p>
          分配角色：
          <el-select
            v-model="selectRoleId"
            filterable
            allow-create
            default-first-option
            placeholder="请选择角色"
          >
            <el-option
              v-for="item in rolesList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id"
            ></el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="setRoleDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    var checkEmail = (rule, value, cb) => {
      const regEmail = /^([a-zA-Z0-9_-])+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-])+/;
      if (regEmail.test(value)) {
        return cb();
      }
      cb(new Error("请输入合法邮箱"));
    };
    var checkMobile = (rule, value, cb) => {
      const regMobile = /^(0|86|1795)?(13[0-9]|15[0123456789]|17[678]|18[0-9]|14[57])[0-9]{8}$/;
      if (regMobile.test(value)) {
        return cb();
      }
      cb(new Error("请输入合法手机号"));
    };
    return {
      // 获取用户列表的参数对象
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 2
      },
      userList: [],
      total: 0,
      dialogVisible: false,
      addForm: {
        username: "",
        password: "",
        email: "",
        mobile: ""
      },
      addFormRules: {
        username: [
          {
            required: true,
            message: "请输入用户名",
            trigger: "blur"
          },
          {
            min: 3,
            max: 10,
            message: "用户名的长度在3~10个字节之间",
            trigger: "blur"
          }
        ],
        password: [
          {
            required: true,
            message: "请输入密码",
            trigger: "blur"
          },
          {
            min: 6,
            max: 16,
            message: "密码的长度在6~16个字节之间",
            trigger: "blur"
          }
        ],
        email: [
          {
            required: true,
            message: "请输入邮箱",
            trigger: "blur"
          },
          {
            min: 6,
            max: 17,
            message: "密码的长度在6~17个字节之间",
            trigger: "blur"
          },
          {
            validator: checkEmail,
            trigger: "blur"
          }
        ],
        mobile: [
          {
            required: true,
            message: "请输入手机号码",
            trigger: "blur"
          },
          {
            min: 6,
            max: 13,
            message: "长度在6~13个字节之间",
            trigger: "blur"
          },
          {
            validator: checkMobile,
            trigger: "blur"
          }
        ]
      },
      editDialogVisible: false,
      editForm: {},
      editFormRules: {
        email: [
          { required: true, message: "请输入用户邮箱", trigger: "blur" },
          {
            validator: checkEmail,
            trigger: "blur"
          }
        ],
        mobile: [
          {
            required: true,
            message: "请输入用户手机",
            trigger: "blur"
          },
          {
            validator: checkMobile,
            trigger: "blur"
          }
        ]
      },
      // 控制分配角色对话框的显示
      setRoleDialogVisible: false,
      userInfo: {},
      // 所有角色的数据列表
      rolesList: [],
       // 已选中的角色Id值
      selectRoleId: ''
    }
  },
  created() {
    this.getUserList();
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo
      });
      if (res.meta.status !== 200) {
        return this.$message.error("获取用户列表失败");
      }
      this.userList = res.data.users;
      this.total = res.data.totle;
    },
    // 监听pagesize改变事件
    handleSizeChange(newSize) {
      // console.log(newSize);
      this.queryInfo.pagesize = newSize;
      this.getUserList();
    },
    // 监听页码值改变的事件
    handleCurrentChange(newPage) {
      // console.log(newPage);
      this.queryInfo.pagenum = newPage;
      this.getUserList();
    },
    async userStateChanged(userInfo) {
      // console.log(userInfo)
      const { data: res } = await this.$http.put(
        `users/${userInfo.id}/state/${userInfo.mg_state}`
      );
      if (res.meta.status !== 200) {
        userInfo.mg_state = !userInfo.mg_state;
        return this.$message.error("更新用户状态失败");
      }
      this.$message.success("更新用户状态成功！");
    },
    getSearch() {
      this.queryInfo.pagenum = 1;
      this.getUserList();
    },
    dialogClosed() {
      this.$refs.addFormRef.resetFields();
    },
    // 添加按钮事件
    addUser() {
      this.$refs.addFormRef.validate(async valid => {
        if (!valid) return;
        // 验证表单无误后，发起添加用户的请求
        const { data: res } = await this.$http.post("users", this.addForm);
        if (res.meta.status !== 201) {
          this.$message.error("添加用户失败");
        }
        this.$message.success("添加用户成功");
        this.dialogVisible = false;
        this.getUserList();
      });
    },
    // 修改用户信息
    async showEditDialog(id) {
      // console.log(id)
      const { data: res } = await this.$http.get("users/" + id);
      if (res.meta.status !== 200) {
        return this.$message.error("查询用户信息失败");
      }
      this.editForm = res.data;
      this.editDialogVisible = true;
    },
    // async showEditDialog (id) {
    //     const { data: res } = await this.$http.get('users/' + id)
    //     if (res.meta.status !== 200) {
    //       return this.$message.error('查询用户信息失败！')
    //     }
    //     this.editUserForm = res.data
    //     this.editDialogVisible = true
    //   },
    editDialogClosed() {
      this.$refs.editFormRef.resetFields();
    },
    editUserInfo() {
      this.$refs.editFormRef.validate(async valid => {
        if (!valid) return;
        const { data: res } = await this.$http.put(
          "users/" + this.editForm.id,
          {
            email: this.editForm.email,
            mobile: this.editForm.mobile
          }
        );
        if (res.meta.status !== 200) {
          return this.$message.error("更新用户信息失败");
        }
        this.editDialogVisible = false;
        this.getUserList();
        this.$message.success("更新用户信息成功");
      });
    },
    async removeUserById(id) {
      const confirmResult = await this.$confirm(
        "此操作将永久删除该用户, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }
      ).catch(err => err);
      if (confirmResult !== "confirm") {
        return this.$message.info("取消删除");
      }
      const { data: res } = await this.$http.delete("users/" + id);
      if (res.meta.status !== 200) {
        return this.$message.error("删除用户失败");
      }
      this.$message.success("删除用户成功");
      this.getUserList();
    },
    // 展示分配角色的对话框
    async setRoles(userInfo) {
      this.userInfo = userInfo;
      const { data: res } = await this.$http.get("roles");
      if (res.meta.status !== 200) {
        return this.$message.error("获取角色信息失败");
      }
      this.$message.success("获取角色信息成功");
      this.rolesList = res.data;
      this.setRoleDialogVisible = true;
    },
    // 点击按钮触发角色保存
    // async saveRoleInfo() {
    //   if (!selectRoleId) {
    //     return this.$message.error("请选择要分配的角色")
    //   }
    //   const {data:res} = await this.$http.put(`users/${this.userInfo.id}/role`,{rid:this.selectRoleId})
    //   if(res.meta.status !== 200 ) {
    //     return this.$message.error("分配角色失败")
    //   }
    //   this.$message.success("分配角色成功")
    //   this.getUserList()
    //   this.setRoleDialogVisible=false
    // },
    // setRoleDialogClosed() {
    //   this.selectRoleId=""
    //   this.userInfo={}
    // }
    async saveRoleInfo () {
      if (!this.selectRoleId) {
        return this.$message.error('请选择要分配的角色')
      }
      const { data: res } = await this.$http.put(`users/${this.userInfo.id}/role`, { rid: this.selectRoleId })
      if (res.meta.status !== 200) {
        return this.$message.error('更新用户角色失败！')
      }
      this.$message.success('更新角色成功！')
      this.getUserList()
      this.setRoleDialogVisible = false
    },
    // 分配角色对话框关闭事件
    setRoleDialogClosed () {
      this.selectRoleId = ''
      this.userInfo = {}
    }


  }
};
</script>

<style lang="less" scoped>
</style>